Which of these puts the steps of sliding filament model of muscle contraction in the correct order?
A) ATP is hydrolyzed as myosin heads bind the actin filament→myosin heads bind ATP→ADP + P are released and the myosin heads pull the actin filament
B) Myosin heads bind ATP→ATP is hydrolyzed as myosin heads bind the actin filament→ADP + P are released and the myosin heads pull the actin filament.
C) ADP + P are released and the myosin heads pull the actin filament→ATP is hydrolyzed as myosin heads bind the actin filament→myosin heads bind ATP.
D) Myosin heads bind ATP→ ADP + P are released and the myosin heads pull the actin filament→ATP is hydrolyzed as myosin heads bind the actin filament.
E) ATP is hydrolyzed as myosin heads bind the actin filament→ADP + P are released and the myosin heads pull the actin filament→myosin heads bind ATP.
Correct Answer:
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